Methyltrichlorosilane - ≥97% , CAS No.75-79-6

CAS: 75-79-6 Cat. No.: M299295 Formula: CH3SiCl3 Molecular Weight: 149.48 EC Number: 200-902-6
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
METHYLTRICHLOROSILANE|75-79-6|Trichloro(methyl)silane|Trichloromethylsilane|Silane, trichloromethyl-|Methyl-trichlorsilan|Methylsilyl trichloride|Trichloromethylsilicon|Monomethyltrichlorosilane|Methylsilicochloroform|Silane, methyltrichloro-|Trichlor-met
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
★
Size
Germany (EU)
USA*
Price
Qty
100g
M299295-100g
—
3 In stock

€13.80

€20.74
Save €6.94 (33.47%)
500g
M299295-500g
7 In stock
In stock ≥10

€51.98

€78.01
Save €26.03 (33.37%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged Ships FedEx DG Service Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 65 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
METHYLTRICHLOROSILANE | 75-79-6 | Trichloro(methyl)silane | Trichloromethylsilane | Silane, trichloromethyl- | Methyl-trichlorsilan | Methylsilyl trichloride | Trichloromethylsilicon | Monomethyltrichlorosilane | Methylsilicochloroform | Silane, methyltrichloro- | Trichlor-met
Specifications & Purity
≥97%
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
Purity
≥97%
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504751086
Canonical Smiles
C[Si](Cl)(Cl)Cl
IUPAC Name
trichloro(methyl)silane
InChIKey
JLUFWMXJHAVVNN-UHFFFAOYSA-N
INCHI
1S/CH3Cl3Si/c1-5(2,3)4/h1H3
Isomeric SMILES
C[Si](Cl)(Cl)Cl
UN Number
1250
Packing Group
II
Molecular Weight
149.48
Reaxy-Rn
1361381
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1361381&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganometallic compounds
ClassOrganometalloid compounds
SubclassOrganosilicon compounds
Intermediate Tree Nodes Organoheterosilanes
Direct ParentOrganochlorosilanes
Alternative Parents Organic metalloid salts  Alkylhalosilanes  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Organochlorosilane - Organic metalloid salt - Alkylhalosilane - Hydrocarbon derivative - Organic salt - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as organochlorosilanes. These are organosilicon compounds where the tetravalent silicon atom is linked to one or more chlorine atoms.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

8 results found

Lot NumberCertificate TypeDateItem
D2306104Certificate of AnalysisSep 22, 2026 M299295
H2603504Certificate of AnalysisAug 08, 2026 M299295
L2525070Certificate of AnalysisJan 06, 2026 M299295
L1913120Certificate of AnalysisMay 12, 2025 M299295
D2521241Certificate of AnalysisApr 30, 2025 M299295
I2109352Certificate of AnalysisMar 04, 2025 M299295
I2109353Certificate of AnalysisMar 04, 2025 M299295
I2109332Certificate of AnalysisJun 09, 2023 M299295
Chemical and Physical Properties
SolubilityReacts with water
SensitivityMoisture & Light sensitive.
x_refractive_index1.4085
x_flash_point_drop_centigrade8°F
x_boil_point_char66.4°C
x_melt_point_char-90°C(lit.)
Molecular Weight149.470 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count0
Exact Mass147.907 Da
Monoisotopic Mass147.907 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count5
Formal Charge0
Complexity28.400
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
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